Hi, I'm Haile.
Web engineer. Cognitive science graduate. I build interfaces that make technical things feel intuitive.
// always learning. always building.
// endpoints
UC Berkeley, B.A. Cognitive Science. Now a web engineer at Slack building developer-facing experiences. I came to engineering through the human side — how people process information, form mental models, and navigate interfaces.
JavaScript · HTML/CSS · React · TypeScript · Jekyll · Git · Cursor · Claude Code · Canva
Working on: Haile API v2 (this site). Building Hungry Highly — food, travel, and hosted dinners. Exploring ways to use my digital and analog tools. Currently at Slack.
"role": "Web Experience Engineer",
"company": "Slack",
"degree": "B.A. Cognitive Science, UC Berkeley",
"location": "Northern California",
"countries_visited": 21,
"currently_building": "haile-api-v2",
"side_project": "@hungryhighly",
"status": "shipping"
}
// experience
Slack
web_experience_engineerPlatform engineering — developer-facing web experiences, design systems, reusable components, and the tooling that makes other engineers faster.
ConsenSys
frontend_internBuilt decentralized application interfaces on the Ethereum blockchain.
UC Berkeley
cognitive_scienceStudied the intersection of minds, machines, and human-computer interaction.
Medium
technical_writerWrote about web development, blockchain, and the journey of learning to code.
// projects
Haile API
jekyll github-pages cssMy personal site structured as API documentation. Every page is an endpoint. Built to show how I think, not just what I've done.